| /* | |
| * Copyright (c) 2020, 2024, Red Hat, Inc. All rights reserved. | |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| * | |
| * This code is free software; you can redistribute it and/or modify it | |
| * under the terms of the GNU General Public License version 2 only, as | |
| * published by the Free Software Foundation. | |
| * | |
| * This code is distributed in the hope that it will be useful, but WITHOUT | |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| * version 2 for more details (a copy is included in the LICENSE file that | |
| * accompanied this code). | |
| * | |
| * You should have received a copy of the GNU General Public License version | |
| * 2 along with this work; if not, write to the Free Software Foundation, | |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| * | |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| * or visit www.oracle.com if you need additional information or have any | |
| * questions. | |
| */ | |
| /* | |
| * @test | |
| * @bug 8253525 | |
| * @summary Test for fInst.getObjectSize with 32-bit compressed oops | |
| * @library /test/lib | |
| * | |
| * @build jdk.test.whitebox.WhiteBox | |
| * @run build GetObjectSizeIntrinsicsTest | |
| * @run shell MakeJAR.sh basicAgent | |
| * | |
| * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox | |
| * | |
| * @run main/othervm -Xmx128m | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -Xint | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx128m | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -Xbatch -XX:TieredStopAtLevel=1 | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx128m | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -Xbatch -XX:-TieredCompilation | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| */ | |
| /* | |
| * @test | |
| * @summary Test for fInst.getObjectSize with zero-based compressed oops | |
| * @library /test/lib | |
| * @requires vm.bits == 64 | |
| * | |
| * @build jdk.test.whitebox.WhiteBox | |
| * @run build GetObjectSizeIntrinsicsTest | |
| * @run shell MakeJAR.sh basicAgent | |
| * | |
| * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox | |
| * | |
| * @run main/othervm -Xmx4g | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -Xint | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx4g | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -Xbatch -XX:TieredStopAtLevel=1 | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx4g | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -Xbatch -XX:-TieredCompilation | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| */ | |
| /* | |
| * @test | |
| * @summary Test for fInst.getObjectSize without compressed oops | |
| * @library /test/lib | |
| * @requires vm.bits == 64 | |
| * | |
| * @build jdk.test.whitebox.WhiteBox | |
| * @run build GetObjectSizeIntrinsicsTest | |
| * @run shell MakeJAR.sh basicAgent | |
| * | |
| * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox | |
| * | |
| * @run main/othervm -Xmx128m -XX:-UseCompressedOops | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -Xint | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx128m -XX:-UseCompressedOops | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -Xbatch -XX:TieredStopAtLevel=1 | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx128m -XX:-UseCompressedOops | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -Xbatch -XX:-TieredCompilation | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| */ | |
| /* | |
| * @test | |
| * @summary Test for fInst.getObjectSize with 32-bit compressed oops | |
| * @library /test/lib | |
| * @requires vm.debug | |
| * | |
| * @build jdk.test.whitebox.WhiteBox | |
| * @run build GetObjectSizeIntrinsicsTest | |
| * @run shell MakeJAR.sh basicAgent | |
| * | |
| * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox | |
| * | |
| * @run main/othervm -Xmx128m | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:FastAllocateSizeLimit=0 | |
| * -Xint | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx128m | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:FastAllocateSizeLimit=0 | |
| * -Xbatch -XX:TieredStopAtLevel=1 | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx128m | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:FastAllocateSizeLimit=0 | |
| * -Xbatch -XX:-TieredCompilation | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| */ | |
| /* | |
| * @test | |
| * @summary Test for fInst.getObjectSize with zero-based compressed oops | |
| * @library /test/lib | |
| * @requires vm.bits == 64 | |
| * @requires vm.debug | |
| * | |
| * @build jdk.test.whitebox.WhiteBox | |
| * @run build GetObjectSizeIntrinsicsTest | |
| * @run shell MakeJAR.sh basicAgent | |
| * | |
| * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox | |
| * | |
| * @run main/othervm -Xmx4g | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:FastAllocateSizeLimit=0 | |
| * -Xint | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx4g | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:FastAllocateSizeLimit=0 | |
| * -Xbatch -XX:TieredStopAtLevel=1 | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx4g | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:FastAllocateSizeLimit=0 | |
| * -Xbatch -XX:-TieredCompilation | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| */ | |
| /* | |
| * @test | |
| * @summary Test for fInst.getObjectSize without compressed oops | |
| * @library /test/lib | |
| * @requires vm.bits == 64 | |
| * @requires vm.debug | |
| * | |
| * @build jdk.test.whitebox.WhiteBox | |
| * @run build GetObjectSizeIntrinsicsTest | |
| * @run shell MakeJAR.sh basicAgent | |
| * | |
| * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox | |
| * | |
| * @run main/othervm -Xmx128m -XX:-UseCompressedOops | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:FastAllocateSizeLimit=0 | |
| * -Xint | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx128m -XX:-UseCompressedOops | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:FastAllocateSizeLimit=0 | |
| * -Xbatch -XX:TieredStopAtLevel=1 | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx128m -XX:-UseCompressedOops | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:FastAllocateSizeLimit=0 | |
| * -Xbatch -XX:-TieredCompilation | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| */ | |
| /* | |
| * @test | |
| * @summary Test for fInst.getObjectSize with 32-bit compressed oops | |
| * @library /test/lib | |
| * @requires vm.bits == 64 | |
| * @requires vm.debug | |
| * | |
| * @build jdk.test.whitebox.WhiteBox | |
| * @run build GetObjectSizeIntrinsicsTest | |
| * @run shell MakeJAR.sh basicAgent | |
| * | |
| * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox | |
| * | |
| * @run main/othervm -Xmx128m | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:ObjectAlignmentInBytes=32 | |
| * -Xint | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx128m | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:ObjectAlignmentInBytes=32 | |
| * -Xbatch -XX:TieredStopAtLevel=1 | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx128m | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:ObjectAlignmentInBytes=32 | |
| * -Xbatch -XX:-TieredCompilation | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| */ | |
| /* | |
| * @test | |
| * @summary Test for fInst.getObjectSize with zero-based compressed oops | |
| * @library /test/lib | |
| * @requires vm.bits == 64 | |
| * @requires vm.debug | |
| * | |
| * @build jdk.test.whitebox.WhiteBox | |
| * @run build GetObjectSizeIntrinsicsTest | |
| * @run shell MakeJAR.sh basicAgent | |
| * | |
| * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox | |
| * | |
| * @run main/othervm -Xmx4g | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:ObjectAlignmentInBytes=32 | |
| * -Xint | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx4g | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:ObjectAlignmentInBytes=32 | |
| * -Xbatch -XX:TieredStopAtLevel=1 | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| * | |
| * @run main/othervm -Xmx4g | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -XX:ObjectAlignmentInBytes=32 | |
| * -Xbatch -XX:-TieredCompilation | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest | |
| */ | |
| /* | |
| * @test | |
| * @summary Test for fInst.getObjectSize with large arrays | |
| * @library /test/lib | |
| * @requires vm.bits == 64 | |
| * @requires vm.debug | |
| * @requires os.maxMemory >= 10G | |
| * | |
| * @build jdk.test.whitebox.WhiteBox | |
| * @run build GetObjectSizeIntrinsicsTest | |
| * @run shell MakeJAR.sh basicAgent | |
| * | |
| * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox | |
| * | |
| * @run main/othervm/timeout=300 -Xmx8g | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -Xint | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest large | |
| * | |
| * @run main/othervm/timeout=240 -Xmx8g | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -Xbatch -XX:TieredStopAtLevel=1 | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest large | |
| * | |
| * @run main/othervm/timeout=180 -Xmx8g | |
| * -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:+WhiteBoxAPI -Xbootclasspath/a:. | |
| * -Xbatch -XX:-TieredCompilation | |
| * -javaagent:basicAgent.jar GetObjectSizeIntrinsicsTest GetObjectSizeIntrinsicsTest large | |
| */ | |
| import java.util.*; | |
| import jdk.test.lib.Platform; | |
| import jdk.test.whitebox.WhiteBox; | |
| public class GetObjectSizeIntrinsicsTest extends ASimpleInstrumentationTestCase { | |
| private static final boolean COMPACT_HEADERS = Platform.is64bit() && WhiteBox.getWhiteBox().getBooleanVMFlag("UseCompactObjectHeaders"); | |
| static final Boolean COMPRESSED_OOPS = WhiteBox.getWhiteBox().getBooleanVMFlag("UseCompressedOops"); | |
| static final long REF_SIZE = (COMPRESSED_OOPS == null || COMPRESSED_OOPS == true) ? 4 : 8; | |
| static final Long align = WhiteBox.getWhiteBox().getIntVMFlag("ObjectAlignmentInBytes"); | |
| static final int OBJ_ALIGN = (align == null ? 8 : align.intValue()); | |
| static final int SMALL_ARRAY_SIZE = 1024; | |
| // These should overflow 4G size boundary | |
| static final int LARGE_INT_ARRAY_SIZE = 1024*1024*1024 + 1024; | |
| static final int LARGE_OBJ_ARRAY_SIZE = (4096/(int)REF_SIZE)*1024*1024 + 1024; | |
| static final boolean CCP = WhiteBox.getWhiteBox().getBooleanVMFlag("UseCompressedClassPointers"); | |
| static final int ARRAY_HEADER_SIZE = CCP ? 16 : (Platform.is64bit() ? 20 : 16); | |
| final String mode; | |
| public GetObjectSizeIntrinsicsTest(String name, String mode) { | |
| super(name); | |
| this.mode = mode; | |
| } | |
| public static void main(String[] args)throws Throwable { | |
| new GetObjectSizeIntrinsicsTest(args[0], (args.length >= 2 ? args[1] : "")).runTest(); | |
| } | |
| public static final int ITERS = 200_000; | |
| public static void assertEquals(long expected, long actual) { | |
| if (expected != actual) { | |
| throw new IllegalStateException( | |
| "Error: expected: " + expected + " (" + Long.toHexString(expected) + | |
| "), actual: " + actual + " (" + Long.toHexString(actual) + ")"); | |
| } | |
| } | |
| public static void assertNotEquals(long notExpected, long actual) { | |
| if (notExpected == actual) { | |
| throw new IllegalStateException( | |
| "Error: not expected: " + notExpected + " (" + Long.toHexString(notExpected) + | |
| "), actual: " + actual + " (" + Long.toHexString(actual) + ")"); | |
| } | |
| } | |
| public static void assertFail() { | |
| throw new IllegalStateException("Should not be here"); | |
| } | |
| protected final void doRunTest() throws Throwable { | |
| testSize_newObject(); | |
| testSize_localObject(); | |
| testSize_fieldObject(); | |
| testSize_newSmallIntArray(); | |
| testSize_localSmallIntArray(); | |
| testSize_fieldSmallIntArray(); | |
| testSize_newSmallObjArray(); | |
| testSize_localSmallObjArray(); | |
| testSize_fieldSmallObjArray(); | |
| if (mode.equals("large")) { | |
| testSize_localLargeIntArray(); | |
| testSize_localLargeObjArray(); | |
| } | |
| testNulls(); | |
| } | |
| private static long roundUp(long v, long a) { | |
| return (v + a - 1) / a * a; | |
| } | |
| private static long expectedSmallObjSize() { | |
| long size; | |
| if (!Platform.is64bit() || COMPACT_HEADERS) { | |
| size = 8; | |
| } else { | |
| size = 16; | |
| } | |
| return roundUp(size, OBJ_ALIGN); | |
| } | |
| private void testSize_newObject() { | |
| long expected = expectedSmallObjSize(); | |
| for (int c = 0; c < ITERS; c++) { | |
| assertEquals(expected, fInst.getObjectSize(new Object())); | |
| } | |
| } | |
| private void testSize_localObject() { | |
| long expected = expectedSmallObjSize(); | |
| Object o = new Object(); | |
| for (int c = 0; c < ITERS; c++) { | |
| assertEquals(expected, fInst.getObjectSize(o)); | |
| } | |
| } | |
| static Object staticO = new Object(); | |
| private void testSize_fieldObject() { | |
| long expected = expectedSmallObjSize(); | |
| for (int c = 0; c < ITERS; c++) { | |
| assertEquals(expected, fInst.getObjectSize(staticO)); | |
| } | |
| } | |
| private void testSize_newSmallIntArray() { | |
| long expected = roundUp(4L*SMALL_ARRAY_SIZE + ARRAY_HEADER_SIZE, OBJ_ALIGN); | |
| for (int c = 0; c < ITERS; c++) { | |
| assertEquals(expected, fInst.getObjectSize(new int[SMALL_ARRAY_SIZE])); | |
| } | |
| } | |
| private void testSize_localSmallIntArray() { | |
| int[] arr = new int[SMALL_ARRAY_SIZE]; | |
| long expected = roundUp(4L*SMALL_ARRAY_SIZE + ARRAY_HEADER_SIZE, OBJ_ALIGN); | |
| for (int c = 0; c < ITERS; c++) { | |
| assertEquals(expected, fInst.getObjectSize(arr)); | |
| } | |
| } | |
| static int[] smallArr = new int[SMALL_ARRAY_SIZE]; | |
| private void testSize_fieldSmallIntArray() { | |
| long expected = roundUp(4L*SMALL_ARRAY_SIZE + ARRAY_HEADER_SIZE, OBJ_ALIGN); | |
| for (int c = 0; c < ITERS; c++) { | |
| assertEquals(expected, fInst.getObjectSize(smallArr)); | |
| } | |
| } | |
| private void testSize_newSmallObjArray() { | |
| long expected = roundUp(REF_SIZE*SMALL_ARRAY_SIZE + ARRAY_HEADER_SIZE, OBJ_ALIGN); | |
| for (int c = 0; c < ITERS; c++) { | |
| assertEquals(expected, fInst.getObjectSize(new Object[SMALL_ARRAY_SIZE])); | |
| } | |
| } | |
| private void testSize_localSmallObjArray() { | |
| Object[] arr = new Object[SMALL_ARRAY_SIZE]; | |
| long expected = roundUp(REF_SIZE*SMALL_ARRAY_SIZE + ARRAY_HEADER_SIZE, OBJ_ALIGN); | |
| for (int c = 0; c < ITERS; c++) { | |
| assertEquals(expected, fInst.getObjectSize(arr)); | |
| } | |
| } | |
| static Object[] smallObjArr = new Object[SMALL_ARRAY_SIZE]; | |
| private void testSize_fieldSmallObjArray() { | |
| long expected = roundUp(REF_SIZE*SMALL_ARRAY_SIZE + ARRAY_HEADER_SIZE, OBJ_ALIGN); | |
| for (int c = 0; c < ITERS; c++) { | |
| assertEquals(expected, fInst.getObjectSize(smallObjArr)); | |
| } | |
| } | |
| private void testSize_localLargeIntArray() { | |
| int[] arr = new int[LARGE_INT_ARRAY_SIZE]; | |
| long expected = roundUp(4L*LARGE_INT_ARRAY_SIZE + ARRAY_HEADER_SIZE, OBJ_ALIGN); | |
| for (int c = 0; c < ITERS; c++) { | |
| assertEquals(expected, fInst.getObjectSize(arr)); | |
| } | |
| } | |
| private void testSize_localLargeObjArray() { | |
| Object[] arr = new Object[LARGE_OBJ_ARRAY_SIZE]; | |
| long expected = roundUp(REF_SIZE*LARGE_OBJ_ARRAY_SIZE + ARRAY_HEADER_SIZE, OBJ_ALIGN); | |
| for (int c = 0; c < ITERS; c++) { | |
| assertEquals(expected, fInst.getObjectSize(arr)); | |
| } | |
| } | |
| private void testNulls() { | |
| for (int c = 0; c < ITERS; c++) { | |
| try { | |
| fInst.getObjectSize(null); | |
| assertFail(); | |
| } catch (NullPointerException e) { | |
| // expected | |
| } | |
| } | |
| } | |
| } |